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    <meta charset="UTF-8">
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    <title>const 定义常量</title>
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    <script>
        //声明常量
        const SCHOOL = '尚硅谷';
        //1.一定要赋初始值
        // const A;
        //2.一般常量使用大写(潜规则)
        // const a = 100;
        //3.常量的值不能修改
        // SCHOOL = 'ATGUIGU';
        //4.块级作用域
        // {
        //     const PLAYER = 'UZI';
        // }
        // console.log(PLAYER);
        //5.对于数组和对象的元素修改，不算做对常量的修改，不会报错
        // const TEAM = ['UZI', 'MLXG', 'MING', 'LETME'];
        // TEAM.push('jjjj');
        // console.log(TEAM);
        // TEAM = 100;



    </script>
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